Tubaugh Corporation has two major business segments--East and West. In December, the East business segment had sales revenues of $310,000, variable expenses of $170,000, and traceable fixed expenses of $38,000. During the same month, the West business segment had sales revenues of $980,000, variable expenses of $508,000, and traceable fixed expenses of $187,000. The common fixed expenses totaled $282,000 and were allocated as follows: $141,000 to the East business segment and $141,000 to the West business segment. The contribution margin of the West business segment is: Multiple Choice $472,000 $102,000 $621,000 $(51,000)